Home / 1,147,214.42-1,583,354.06-664,045.97

Finding the Fourth Proportional to 1,147,214.42, 1,583,354.06 and 664,045.97

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Solution

The fourth proportional to 1,147,214.42, 1,583,354.06 and 664,045.97 is: 916,498.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,147,214.42 : 1,583,354.06 = 664,045.97 : x
  2. Step 2: Convert to fraction form
    1,147,214.42/1,583,354.06 = 664,045.97/x
  3. Step 3: Cross multiply
    1,147,214.42x = 1,583,354.06 × 664,045.97
  4. Step 4: Simplify right side
    1,147,214.42x = 1,051,419,871,389.14
  5. Step 5: Solve for x
    x = 1,051,419,871,389.14/1,147,214.42
  6. Step 6: Final answer
    x = 916,498.13

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.